supple vs sinuous

supple and sinuous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
supple	No	Yes	Yes	No
sinuous	No	Yes	No	No

As adjectives, supple and sinuous are synonyms defined as:

Other synonyms of supple include lissom, lissome, lithe, lithesome.

supple (adjective)	sinuous (adjective)
(used of e.g. personality traits) readily adaptable	curved or curving in and out
gracefully thin and bending and moving with ease	gracefully thin and bending and moving with ease
(used of persons' bodies) capable of moving or bending freely

supple (verb)	sinuous (verb)
make pliant and flexible